Base | Representation |
---|---|
bin | 111011110111100… |
… | …010101010011001 |
3 | 2120222222121020022 |
4 | 323313202222121 |
5 | 4024112300031 |
6 | 243400040225 |
7 | 33614251325 |
oct | 7367425231 |
9 | 2528877208 |
10 | 1004415641 |
11 | 475a6a379 |
12 | 240463075 |
13 | 130124ca8 |
14 | 9757a985 |
15 | 5d2a497b |
hex | 3bde2a99 |
1004415641 has 8 divisors (see below), whose sum is σ = 1075449960. Its totient is φ = 934709248.
The previous prime is 1004415631. The next prime is 1004415649. The reversal of 1004415641 is 1465144001.
It can be written as a sum of positive squares in 4 ways, for example, as 130622041 + 873793600 = 11429^2 + 29560^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1004415641 - 222 = 1000221337 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1004415641.
It is not an unprimeable number, because it can be changed into a prime (1004415649) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330416 + ... + 333441.
It is an arithmetic number, because the mean of its divisors is an integer number (134431245).
Almost surely, 21004415641 is an apocalyptic number.
It is an amenable number.
1004415641 is a deficient number, since it is larger than the sum of its proper divisors (71034319).
1004415641 is an equidigital number, since it uses as much as digits as its factorization.
1004415641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 663963.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 1004415641 is about 31692.5171136658. The cubic root of 1004415641 is about 1001.4697192006.
Adding to 1004415641 its reverse (1465144001), we get a palindrome (2469559642).
The spelling of 1004415641 in words is "one billion, four million, four hundred fifteen thousand, six hundred forty-one".
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